Industry Nine iRiX IS41/IS52 Headset : IS41/28.6 | IS52/40 Integrated Complete Green MFPN=HB19A2035X820GRN Steerer Type Straight Color Black CheckoutTitle=RockShox Fork Damper Assembly - Crown Motion Control Size:S (29") Weight 315g SH03678

Industry Nine iRiX IS41 IS52 Headset : IS41 28.6 IS52 40 Integrated Complete Green MFPN=HB19A2035X820GRN Steerer Type Straight Color Black CheckoutTitle=RockShox Fork Damper Assembly Crown Motion Control Size:S (29") Weight 315g SH03678 Steerer Type Straight Color Black Lockout Switch None Brake Type Post Mount 203 Crown Race 30 Negative Spring Air Travel (mm) 203 Wheel Size 29" Offset 57 External Adjustments High Speed Compression Damping Defined Color Black Positive Spring Air Axle to Crown Length 602 Front Axle 20mm Thru x 110mm Stanchion Diameter 37 Maximum Tire Width 67 S and the Tracker4 is more durable than ever before